/// <summary>
/// In this override notice the setting up of the pathfinder.
/// This isn't done during construction of our object because our
/// local _gameWorld from our baseclass is null; it wont be set until this
/// entity is registered with the game world.
///
/// Once registered, this function will be called when GameWorld calls Start()
/// Allowing us to finalise any object setup we need that relies on _gameWorld
/// </summary>
public override void Start()
{
_pathFinder = new AStarPathfinder(_gameWorld);
Thread doggyUpdateThread = new Thread(Update);
doggyUpdateThread.Start();
}
private SwinGameSDK.Vector GetPathVector(SwinGameSDK.Point2D playerPos, Tile[,] tileSet, Point2D destination, bool selected)
{
SwinGameSDK.Vector pathVector = new SwinGameSDK.Vector();
if (_inControl)
{
///////////////////////ALLOWS CONTROL OF PLAYERS////////////////////////////////
if (SwinGame.KeyDown(KeyCode.vk_RIGHT) && selected)
{
pathVector = SwinGame.AddVectors(pathVector, SwinGame.CreateVectorFromAngle(0, 8));
}
if (SwinGame.KeyDown(KeyCode.vk_DOWN) && selected)
{
pathVector = SwinGame.AddVectors(pathVector, SwinGame.CreateVectorFromAngle(90, 8));
}
if (SwinGame.KeyDown(KeyCode.vk_LEFT) && selected)
{
pathVector = SwinGame.AddVectors(pathVector, SwinGame.CreateVectorFromAngle(180, 8));
}
if (SwinGame.KeyDown(KeyCode.vk_UP) && selected)
{
pathVector = SwinGame.AddVectors(pathVector, SwinGame.CreateVectorFromAngle(-90, 8));
}
///////////////////////ALLOWS CONTROL OF PLAYERS////////////////////////////////
}
else
{
if (_toUpdate)
{
_forces = AStarPathfinder.CalculateForces(playerPos, tileSet, destination);
_toUpdate = false;
pathVector = CurrentForce(playerPos, tileSet);
}
else
{
pathVector = CurrentForce(playerPos, tileSet);
}
}
if (pathVector.Magnitude > 3)
{
pathVector = SwinGame.LimitVector(pathVector, 3);
}
return(pathVector);
}